package com.usian.admin.service.impl;

import com.baomidou.mybatisplus.core.conditions.Wrapper;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.usian.admin.mapper.LoginMapper;
import com.usian.admin.service.LoginService;
import com.usian.model.admin.dtos.AdUserDto;
import com.usian.model.admin.pojos.AdUser;
import com.usian.model.common.dtos.ResponseResult;
import com.usian.model.common.enums.AppHttpCodeEnum;
import com.usian.utils.common.AppJwtUtil;
import org.apache.commons.lang3.StringUtils;
import org.springframework.stereotype.Service;
import org.springframework.util.DigestUtils;

import java.util.HashMap;
import java.util.List;
import java.util.Map;

@Service
public class LoginServiceImpl extends ServiceImpl<LoginMapper, AdUser> implements LoginService {


    @Override
    public ResponseResult login(AdUserDto dto) {

        if (StringUtils.isBlank(dto.getName()) || StringUtils.isBlank(dto.getPassword())){

            return ResponseResult.errorResult(AppHttpCodeEnum.PARAM_INVALID);
        }

        QueryWrapper<AdUser> wrapper = new QueryWrapper<>();

        wrapper.lambda().eq(AdUser::getName,dto.getName());

        List<AdUser> list = list(wrapper);

        if (list!=null && list.size()==1){
            AdUser adUser = list.get(0);

            String s = DigestUtils.md5DigestAsHex((dto.getPassword() + adUser.getSalt()).getBytes());

            if (adUser.getPassword().equals(s)){

                Map<String,Object> map = new HashMap<>();

                adUser.setPassword("");
                adUser.setSalt("");
                map.put("token", AppJwtUtil.getToken(adUser.getId().longValue()));
                map.put("user",adUser);

                return ResponseResult.okResult(map);
            }else {
                return ResponseResult.errorResult(AppHttpCodeEnum.LOGIN_PASSWORD_ERROR);
            }

        }else {
            return ResponseResult.errorResult(AppHttpCodeEnum.DATA_NOT_EXIST);
        }
    }
}
